function main(){
    let self = this;

    let searchPanel = self.$$("search_panel_15912z");
    
    const searchParamModel = searchPanel.data.members[0];
    searchParamModel.props.startTime.defaultValue.value = "2021-01-01";
    searchParamModel.props.endTime.defaultValue.value = "2021-12-31";
    
}
    